 www.nws.noaa.gov |
 |
 |
 |
|
 |
 |
Home | Site Map | News | Organization | Search |  |
Product Display
Forecasts:
0 - 14 Days
14 - 120 Days
Water Supply
Peak Flow
AHPS
Watch & Warnings
Flood Outlook
Discussion
Return Main Menu
Product Display for Statistical Water Supply Forecast
Water Supply Forecasts Northwest River Forecast Center Tuesday July 08, 2008 at 20:50 GMT Full month of observed precipitation Future precip assumed to be normal No snow included Full complement runoff applied through JUN UPPER COLUMBIA BASINS Jul-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % COLUMBIA RIVER MICA RESERVOIR INFLOW, BC JAN-JUL 9970.0 104 11200.0 116 8700.0 90 9619. 9985 7327 96 FEB-SEP 13400.0 103 14700.0 113 12100.0 93 12960. 12300 7327 96 APR-SEP 13000.0 104 14200.0 114 11700.0 94 12500. 11850 7327 96 REVELSTOKE, BC JAN-JUL 14300.0 103 15200.0 110 13200.0 95 13880. 14190 11040 98 ARROW LAKES INFLOW JAN-JUL 20700.0 99 22500.0 107 18800.0 90 20960. 20790 16460 91 FEB-SEP 26200.0 99 28100.0 106 24400.0 92 26460. 24050 16460 91 APR-SEP 25300.0 101 27100.0 108 23500.0 94 25110. 22920 16460 91 BIRCHBANK, BC (1) JAN-JUL 37400.0 96 41500.0 107 33300.0 86 38930. 41180 32470 93 APR-SEP 42500.0 98 46600.0 107 38400.0 88 43500. 42860 32470 93 GRAND COULEE, WA (1) JAN-JUL 61300.0 97 67100.0 107 55500.0 88 62900. 66890 55440 93 APR-SEP 65300.0 102 71100.0 111 59500.0 93 63990. 63870 55440 93 ROCK ISLAND DAM BLO, WA (1) JAN-JUL 67700.0 98 74600.0 108 60800.0 88 68910. 71930 59550 91 APR-SEP 71800.0 103 78700.0 113 64900.0 93 69540. 68910 59550 91 THE DALLES NR, OR (1) JAN-JUL 101000.0 94 109000.0 102 92600.0 86 107300. 114700 97340 90 APR-AUG 94700.0 102 103000.0 111 86500.0 93 93090. 97540 97340 90 APR-SEP 100000.0 101 109000.0 110 92100.0 93 98650. 101700 97340 90 KOOTENAI RIVER LIBBY RES INFLOW, MT (1) JAN-JUL 5700.0 90 6750.0 107 4650.0 74 6306. 6909 5152 87 APR-AUG 5790.0 93 6840.0 109 4740.0 76 6248. 6628 5152 87 APR-SEP 6140.0 92 7190.0 108 5090.0 77 6638. 6922 5152 87 LEONIA, ID (1) APR-JUL 6690.0 95 7990.0 113 5390.0 77 7041. 7768 6905 88 APR-SEP 7720.0 95 9020.0 111 6420.0 79 8125. 8545 6905 88 BONNERS FERRY, ID APR-JUL 7330.0 96 8610.0 113 6050.0 79 7619. 8380 7520 88 KOOTENAY RIVER KOOTENAY LAKE INFLOW, BC JAN-JUL 14700.0 92 16300.0 102 13100.0 82 16010. 17210 13420 89 APR-SEP 15600.0 95 17500.0 106 13800.0 84 16450. 16790 13420 89 DUNCAN RIVER DUNCAN RESERVOIR INFLOW, BC JAN-JUL 1730.0 96 2080.0 116 1380.0 77 1800. 2033 1418 96 FEB-SEP 2220.0 96 2570.0 111 1870.0 81 2305. 2361 1418 96 APR-SEP 2160.0 97 2510.0 113 1810.0 81 2227. 2291 1418 96 CLARK FORK BLACKFOOT RIVER ABV, MT APR-SEP 855.0 121 1080.0 153 635.0 90 704. 504 890 104 MISSOULA ABV, MT APR-SEP 1800.0 113 2050.0 129 1550.0 97 1595. 1344 1794 100 MISSOULA BLO, MT APR-SEP 3330.0 112 3700.0 125 2960.0 100 2962. 2770 3320 102 ST. REGIS, MT (1) APR-SEP 4390.0 112 5030.0 129 3750.0 96 3907. 3648 4409 101 PLAINS NR, MT (1) APR-SEP 12000.0 108 13400.0 121 10600.0 96 11060. 10840 11310 97 WHITEHORSE RAPIDS, ID (1) APR-SEP 13600.0 109 15300.0 123 11900.0 96 12460. 12060 12710 95 BLACKFOOT RIVER BONNER NR, MT APR-SEP 935.0 105 1020.0 114 850.0 95 892. 840 904 97 BITTERROOT RIVER AT MOUTH, MT APR-SEP 1550.0 114 1720.0 126 1370.0 100 1364. 1319 1536 105 Jul-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % N.F. FLATHEAD RIVE COLUMBIA FALLS NR, MT APR-SEP 1910.0 106 2090.0 116 1720.0 96 1801. 1780 1693 98 M.F. FLATHEAD RIVE WEST GLACIER NR, MT APR-SEP 2080.0 120 2280.0 131 1890.0 109 1740. 1737 1870 110 S.F. FLATHEAD RIVE HUNGRY HORSE RES IN, MT (1) JAN-JUL 2410.0 108 2830.0 127 2000.0 90 2224. 2357 2300 104 APR-SEP 2410.0 113 2830.0 133 1990.0 94 2124. 2175 2300 104 UPPER/MIDDLE COLUMBIA BASINS Jul-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % FLATHEAD RIVER COLUMBIA FALLS, MT APR-SEP 6590.0 113 7320.0 126 5860.0 101 5825. 6002 5969 103 FLATHEAD LAKE INFLOW, MT (1) APR-SEP 7450.0 111 8620.0 128 6270.0 93 6713. 7002 6942 101 PRIEST RIVER PRIEST RIVER, ID (1) APR-JUL 875.0 107 1060.0 130 695.0 85 814. 997 1029 94 PEND OREILLE RIVER PEND OREILLE LAKE IN, ID (1) APR-SEP 15400.0 111 17400.0 125 13500.0 97 13910. 14260 15500 99 APR-JUL 14100.0 111 16000.0 126 12200.0 96 12740. 13520 15500 99 BOX CANYON BLO, WA (1) APR-SEP 15800.0 112 17800.0 126 13800.0 98 14090. 14500 15830 100 KETTLE RIVER LAURIER NR, WA APR-SEP 1640.0 83 1900.0 96 1380.0 70 1972. 2366 1512 78 COEUR D'ALENE RIVE ENAVILLE, ID (1) APR-SEP 1350.0 174 1440.0 185 1250.0 161 778. 871 1473 115 APR-JUL 1280.0 173 1370.0 185 1180.0 160 739. 841 1473 115 COEUR D'ALENE LAKE IN, ID APR-JUL 3780.0 148 4060.0 159 3500.0 137 2552. 2456 4671 108 SPOKANE RIVER SPOKANE, WA (1) APR-SEP 4180.0 152 4250.0 155 4120.0 150 2744. 2705 4800 109 ST JOE RIVER CALDER, ID APR-SEP 1620.0 134 1740.0 144 1510.0 125 1205. 1263 1649 106 APR-JUL 1530.0 135 1650.0 145 1420.0 125 1136. 1203 1649 106 OKANAGAN RIVER TONASKET NR, WA (1) APR-SEP 1650.0 93 2090.0 118 1210.0 69 1766. 1470 1590 88 SIMILKAMEEN RIVER NIGHTHAWK NR, WA (1) APR-JUL 1220.0 90 1520.0 113 915.0 68 1350. 1079 1277 90 APR-SEP 1310.0 90 1610.0 111 1010.0 70 1450. 1122 1277 90 METHOW RIVER PATEROS NR, WA (1) APR-SEP 955.0 97 1150.0 117 760.0 77 985. 1144 921 97 CHELAN RIVER LAKE CHELAN INFLOW, WA (1) APR-SEP 1160.0 98 1370.0 116 950.0 80 1185. 1345 1092 95 WENATCHEE RIVER PESHASTIN, WA APR-SEP 1530.0 94 2030.0 124 1020.0 62 1635. 1669 1529 84 YAKIMA AND MAINSTEM SNAKE BASINS Jul-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % YAKIMA RIVER KEECHELUS LAKE IN, WA (1) APR-SEP 168.0 126 191.0 144 145.0 109 133. 137 215 94 CLE ELUM, WA APR-SEP 1060.0 117 1190.0 132 930.0 103 903. 906 1178 88 PARKER NR, WA APR-SEP 2300.0 120 2600.0 136 1990.0 104 1918. 2346 2808 93 KACHESS RIVER KACHESS LAKE INFLOW, WA (1) APR-SEP 145.0 121 163.0 136 127.0 106 120. 122 190 95 CLE ELUM RIVER CLE ELUM LAKE INFLOW, WA (1) APR-SEP 480.0 107 545.0 122 415.0 93 448. 475 528 91 NACHES RIVER NACHES NR, WA APR-SEP 960.0 115 1090.0 130 835.0 100 837. 1086 1100 98 BUMPING RIVER BUMPING LAKE INFLOW, WA (1) APR-SEP 152.0 113 180.0 134 124.0 93 134. 154 176 98 TIETON RIVER RIMROCK LAKE INFLOW, WA (1) APR-SEP 250.0 103 280.0 116 220.0 91 242. 244 274 89 AHTANUM CREEKS TAMPICO NR, WA APR-SEP 50.0 109 65.0 141 35.0 76 46. 0 SNAKE RIVER JACKSON LAKE INFLOW, WY (1) APR-JUL 875.0 107 1030.0 126 720.0 88 815. 812 925 105 APR-SEP 970.0 107 1130.0 125 815.0 90 904. 861 925 105 PALISADES RES INFLOW, ID (1) APR-JUL 3190.0 96 3620.0 109 2750.0 83 3331. 3267 3441 91 APR-SEP 3710.0 96 4150.0 107 3270.0 84 3875. 3672 3441 91 HEISE NR, ID APR-JUL 3450.0 97 3940.0 111 2960.0 83 3561. 3618 3778 92 APR-SEP 4030.0 97 4510.0 108 3540.0 85 4159. 4188 3778 92 SHELLEY NR, ID (1) APR-JUL 4440.0 100 4970.0 112 3910.0 88 4428. 4634 5111 94 APR-SEP 5340.0 100 5870.0 110 4810.0 90 5324. 5339 5111 94 BLACKFOOT NR, ID (1) APR-JUL 4620.0 100 5180.0 113 4060.0 88 4604. 0 AMER. FALLS RES IN, ID (1) APR-JUL 2700.0 83 3430.0 106 1980.0 61 3242. 2929 4349 78 MILNER, ID APR-JUL 215.0 18 475.0 39 147.0 12 1228. 996 217 8 KING HILL, ID (1) APR-JUL 1820.0 60 2570.0 84 1060.0 35 3045. 3030 3828 56 MURPHY NR, ID (1) APR-JUL 1390.0 45 2220.0 72 555.0 18 3092. 3104 3760 52 WEISER, ID (1) JAN-JUL 5860.0 60 7190.0 73 4530.0 46 9793. 12140 7262 61 APR-JUL 3820.0 66 5150.0 89 2500.0 43 5765. 8160 7262 61 APR-SEP 5230.0 73 6560.0 91 3900.0 54 7192. 9471 7262 61 BROWNLEE RES INFLOW APR-JUL 4270.0 68 5990.0 95 2550.0 40 6313. 8975 7976 61 APR-SEP 5300.0 68 7020.0 90 3580.0 46 7801. 10350 7976 61 HELLS CANYON, ID (1) APR-JUL 4660.0 72 6120.0 94 3190.0 49 6493. 9324 8449 64 APR-SEP 6100.0 76 7560.0 95 4640.0 58 7977. 10740 8449 64 LOWER GRANITE RES IN, WA (1) JAN-JUL 27600.0 92 30900.0 103 24300.0 81 30020. 32200 28400 87 FEB-SEP 28800.0 95 32100.0 106 25500.0 84 30370. 31790 28400 87 APR-JUL 22900.0 106 26200.0 122 19600.0 91 21550. 24440 28400 87 APR-SEP 25300.0 105 28600.0 118 22000.0 91 24140. 26590 28400 87 UPPER SNAKE BASINS Jul-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % GREY'S RIVER PALISADES ABV, WY APR-SEP 380.0 96 425.0 108 330.0 84 394. 401 389 106 SALT RIVER ETNA NR, WY APR-JUL 310.0 91 370.0 108 250.0 73 342. 363 393 83 HENRYS FORK ASHTON NR, ID APR-JUL 530.0 93 600.0 105 455.0 80 571. 659 840 86 ST. ANTHONY, ID APR-JUL 710.0 97 825.0 112 605.0 82 734. 819 1071 87 REXBURG NR, ID APR-JUL 1400.0 90 1580.0 101 1230.0 79 1559. 1016 1464 66 FALLS RIVER SQUIRREL NR, ID (1) APR-JUL 310.0 80 365.0 95 255.0 66 386. 370 356 72 TETON RIVER ST. ANTHONY NR, ID APR-JUL 405.0 100 480.0 119 330.0 82 403. 464 462 95 BIG LOST RIVER MACKAY RESERVOIR INFLOW, ID APR-JUL 84.0 59 124.0 87 43.0 30 142. 229 112 62 WILLOW CREEK RIRIE RESERVOIR INFLOW APR-JUL 43.0 50 67.0 78 19.3 22 86. 94 51 49 PORTNEUF RIVER TOPAZ, ID APR-SEP 57.0 60 69.0 73 45.0 47 95. 120 76 61 GOOSE CREEK OAKLEY RES INFLOW, ID APR-JUL 22.0 76 27.0 93 16.3 56 29. 0 BIG WOOD RIVER HAILEY, ID (1) APR-JUL 192.0 75 265.0 104 119.0 46 256. 431 208 74 MAGIC RESERVOIR INFLOW, ID APR-JUL 178.0 61 230.0 79 127.0 44 291. 591 184 54 LITTLE WOOD RIVER CAREY NR, ID APR-JUL 51.0 59 68.0 78 33.0 38 87. 163 64 60 MIDDLE SNAKE BASINS Jul-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % BRUNEAU RIVER HOT SPRING NR, ID APR-JUL 159.0 76 205.0 99 115.0 55 208. 276 180 68 OWYHEE RIVER OWYHEE RES INFLOW, OR MAR-JUL 455.0 74 520.0 85 390.0 64 613. 1050 534 66 OWYHEE RES OUTFLOW APR-JUL 28.0 13 32.0 15 25.0 12 217. 594 54 14 BOISE RIVER TWIN SPRINGS NR, ID (1) APR-JUL 665.0 105 765.0 120 565.0 89 636. 828 772 100 BOISE NR, ID (1) APR-JUL 1310.0 93 1540.0 109 1090.0 77 1414. 2060 1557 86 PARMA NR, ID APR-JUL 345.0 58 550.0 93 192.0 32 593. 1102 539 48 S.F. BOISE RIVER ANDERSON RNCH RES IN, ID (1) APR-JUL 440.0 81 540.0 100 340.0 63 542. 816 506 80 MALHEUR RIVER DREWSEY NR, OR MAR-JUL 87.0 79 92.0 84 82.0 75 110. 239 104 70 N.F. MALHEUR RIVER BEULAH RES INFLOW, OR (1) MAR-JUL 83.0 102 87.0 107 79.0 98 81. 155 95 91 PAYETTE RIVER HORSESHOE BEND NR, ID (1) APR-JUL 1740.0 108 2060.0 127 1420.0 88 1617. 2214 2090 100 EMMETT NR, ID APR-JUL 1400.0 112 1750.0 140 1060.0 85 1246. 1977 1715 93 DEADWOOD RIVER DEADWOOD RES INFLOW, ID (1) APR-JUL 146.0 109 170.0 127 122.0 91 134. 180 162 107 N.F. PAYETTE RIVER CASCADE RES INFLOW, ID (1) APR-JUL 550.0 111 640.0 129 460.0 93 495. 684 699 105 WEISER RIVER WEISER NR, ID (1) APR-JUL 485.0 124 595.0 152 380.0 97 391. 717 741 98 BURNT RIVER HEREFORD NR, OR MAR-JUL 58.0 114 61.0 120 55.0 108 51. 81 LOWER SNAKE AND CENTRAL OREGON BASINS Jul-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % POWDER RIVER SUMPTER NR, OR MAR-JUL 82.0 117 91.0 130 73.0 104 70. 90 IMNAHA RIVER IMNAHA, OR MAR-JUL 335.0 111 380.0 126 295.0 98 301. 394 340 104 SALMON RIVER SALMON, ID (1) APR-JUL 815.0 95 1100.0 128 535.0 62 857. 1078 1043 92 WHITEBIRD, ID (1) JAN-JUL 7380.0 108 8310.0 122 6440.0 95 6805. 7274 7331 107 APR-JUL 6600.0 113 7530.0 129 5670.0 97 5851. 6441 7331 107 GRANDE RONDE RIVER LA GRANDE, OR MAR-JUL 350.0 141 370.0 149 330.0 133 249. 238 376 120 APR-JUL 305.0 166 325.0 177 285.0 155 184. 202 376 120 TROY, OR (1) MAR-JUL 1970.0 125 2360.0 150 1580.0 100 1578. 1573 2121 105 APR-JUL 1760.0 138 2150.0 169 1370.0 108 1274. 1369 2121 105 CLEARWATER RIVER OROFINO, ID (1) APR-JUL 5620.0 121 6630.0 143 4610.0 99 4645. 4316 6028 103 SPALDING, ID (1) JAN-JUL 10400.0 107 11800.0 122 8940.0 92 9683. 9175 10150 101 APR-JUL 9240.0 124 10700.0 144 7830.0 105 7435. 7274 10150 101 APR-SEP 9680.0 123 11100.0 141 8270.0 105 7849. 7550 10150 101 N.F. CLEARWATER RI DWORSHAK RES INFLOW, ID (1) JAN-JUL 3760.0 106 4180.0 118 3340.0 94 3547. 3507 3713 99 APR-JUL 3370.0 127 3780.0 143 2950.0 112 2644. 2676 3713 99 APR-SEP 3570.0 127 3990.0 142 3150.0 112 2803. 2786 3713 99 S.F. WALLA WALLA R MILTON NR, OR APR-JUL 89.0 168 97.0 183 81.0 153 53. 63 140 131 UMATILLA RIVER GIBBON NR, OR APR-JUL 128.0 175 138.0 189 119.0 163 73. 86 192 119 PENDLETON, OR APR-JUL 290.0 195 305.0 205 275.0 185 149. 178 447 121 M.F. JOHN DAY RIVE RITTER, OR (1) MAR-JUL 235.0 147 250.0 156 215.0 134 160. 0 APR-JUL 179.0 146 197.0 160 161.0 131 123. 0 N.F. JOHN DAY RIVE MONUMENT NR, OR APR-JUL 895.0 150 980.0 164 810.0 136 597. 745 1165 114 JOHN DAY RIVER SERVICE CREEK, OR (1) MAR-SEP 1400.0 121 1670.0 145 1130.0 98 1153. 1235 1531 102 APR-SEP 1190.0 138 1460.0 169 925.0 107 865. 1038 1531 102 DESCHUTES RIVER BENHAM FALLS, OR APR-SEP 535.0 101 560.0 106 510.0 97 528. 497 713 95 Jul-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % CROOKED RIVER PRINEVILLE RES INFLOW, OR MAR-JUL 146.0 79 159.0 86 134.0 73 184. 316 176 65 OCHOCO CREEK OCHOCO RES INFLOW, OR MAR-JUL 34.0 94 38.0 106 30.0 83 36. 59 WESTSIDE AND SOUTHERN OREGON BASINS Jul-08 Final ________________Forecast______________ __________Runoff___________ Stream and Station Probable % Maximum % Minimum % Average PrevYr CurYR % SKAGIT RIVER CONCRETE NR, WA APR-SEP 6710.0 105 7840.0 123 5580.0 88 6365. 5621 8261 95 COWLITZ RIVER MAYFIELD RES INFLOW, WA JAN-JUL 3370.0 105 4150.0 129 2590.0 81 3217. 3453 3990 96 APR-JUL 2170.0 128 2950.0 175 1390.0 82 1689. 1642 3990 96 APR-SEP 2470.0 129 3250.0 169 1690.0 88 1922. 1817 3990 96 CASTLE ROCK, WA APR-SEP 3310.0 125 4390.0 166 2230.0 85 2639. 2380 6102 98 JAN-JUL 4930.0 105 6010.0 128 3850.0 82 4709. 5136 6102 98 LEWIS RIVER ARIEL, WA JAN-JUL 2450.0 104 2560.0 109 2340.0 100 2351. 2514 3131 95 MCKENZIE RIVER VIDA NR, OR APR-SEP 1750.0 146 1840.0 153 1670.0 139 1201. 1142 2979 112 S. SANTIAM RIVER WATERLOO, OR APR-SEP 930.0 158 1040.0 177 820.0 140 587. 540 2391 111 N. SANTIAM RIVER MEHAMA, OR APR-SEP 1470.0 176 1590.0 191 1340.0 161 834. 754 2772 118 WILLAMETTE RIVER SALEM, OR APR-SEP 6190.0 129 6780.0 141 5600.0 117 4804. 4373 17100 104 CLACKAMAS RIVER ESTACADA, OR APR-SEP 1220.0 163 1300.0 174 1130.0 151 748. 678 2090 110 N. UMPQUA RIVER LEMOLO LAKE INFLOW, OR (1) APR-SEP 166.0 110 187.0 124 145.0 96 151. 156 219 98 JAN-JUL 184.0 102 205.0 113 163.0 90 181. 195 219 98 ROGUE RIVER RAYGOLD, OR APR-SEP 1110.0 125 1170.0 132 1040.0 117 889. 895 2007 100 JAN-JUL 1730.0 109 1790.0 113 1670.0 105 1584. 1970 2007 100 CHEWAUCAN RIVER PAISLEY NR, OR MAR-JUL 55.0 62 77.0 87 33.0 37 89. 16 SILVIES RIVER BURNS NR, OR MAR-JUL 80.0 62 125.0 97 34.0 26 129. 196 APR-SEP 81.0 82 127.0 128 36.0 36 99. 167 Forecasts are selected from those prepared by: National Weather Service Natural Resource Conservation Service B.C. Hydro and Power Authority. Project inflow forecasts have been coordinated with the U.S. Army Corp of Engineers and U.S. Bureau of Reclamation. All forecasts are in thousands of acre-feet. All averages are for the period 1971 through 2000 NOAA/NWS/Northwest River Forecast Center NNNN $$
| US Dept of Commerce National Oceanic and Atmospheric Administration National Weather Service Northwest River Forecast Center (NWRFC) 5241 NE 122nd Avenue Portland, Oregon 97230-1089 Telephone: 503-326-7401 Last Modified: November 24, 2009 | Disclaimer Information Quality Credits Glossary Search | Privacy Policy Freedom of Information Act About Us Career Opportunities |